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Finding the Fourth Proportional to 329,502, 454,713.72 and 178,599.60

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Solution

The fourth proportional to 329,502, 454,713.72 and 178,599.60 is: 246,467.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,502 : 454,713.72 = 178,599.60 : x
  2. Step 2: Convert to fraction form
    329,502/454,713.72 = 178,599.60/x
  3. Step 3: Cross multiply
    329,502x = 454,713.72 × 178,599.60
  4. Step 4: Simplify right side
    329,502x = 81,211,688,506.51
  5. Step 5: Solve for x
    x = 81,211,688,506.51/329,502
  6. Step 6: Final answer
    x = 246,467.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.